(ISC)2, or International Information Systems Security Certifications Consortium, Inc., is a training and security body that administers the ever-popular CISSP certificate, the Holy Grail of security specialists. Recently (ISC)2 ran a web survey which was found to have leaked an estimated 20,000 particpants addresses, phone numbers, and emails.

Once (ISC)2 found out about this security breach the survey was taken down. The Register covers the story.

Related story on human errors.